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Grindelia
See list of 2 species in this genus-
1a. Leaf blades toothed with obtuse to rounded teeth, the apex of each tooth with a prominent resin gland (leaves rarely subentire); middle involcural bracts terminated by green appendages (1.2–) 2.5–5.4 mm long
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1b. Leaf blades toothed with mostly acute teeth, the apex of each tooth apiculate to setose (leaves rarely subentire); middle involucral bracts terminated by green appendages 1–1.7 (–3) mm long
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Each photo represents one species in this genus.